1/2" drive with 8 mm shank, reversible left/right, for loosening seized screw connections, 8-piece. Technical data: Total dimensions cassette (LxWxH): 195 x 58 x 45 mm Consisting of: 1x impact driver 1x power bit (Phillips) PH1, length: 35.7 mm 1x power bit (Phillips) PH2, length: 35.7 mm 1x power bit (Phillips) PH3, length: 35.7 mm 1x power bit (Phillips) PH4, length: 35.7 mm 1x power bit (slotted) 8 mm, length: 35.7 mm 1x power bit (slotted) 10 mm, length: 35.7 mm 1x power bit (slotted) 12 mm, length: 35.7 mm Drive 1/2 " Item type Design Impact driver Features reversible Main color silver Assortment 8 pieces